A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 5950-01-408-4556
NSN 5996-01-485-3840
NSN 5999-01-322-2690
NSN 6645-01-496-7144
NSN 5930-01-512-8227
NSN 5996-01-113-7960
NSN 6150-00-195-7039
NSN 5999-01-504-7562
NSN 5975-00-751-9450
NSN 5835-00-269-2232
NSN 5960-00-074-3065
NSN 5996-01-453-5899